Home / 6,660.84-9,988.30-2,042.76

Finding the Fourth Proportional to 6,660.84, 9,988.30 and 2,042.76

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Solution

The fourth proportional to 6,660.84, 9,988.30 and 2,042.76 is: 3,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660.84 : 9,988.30 = 2,042.76 : x
  2. Step 2: Convert to fraction form
    6,660.84/9,988.30 = 2,042.76/x
  3. Step 3: Cross multiply
    6,660.84x = 9,988.30 × 2,042.76
  4. Step 4: Simplify right side
    6,660.84x = 20,403,699.71
  5. Step 5: Solve for x
    x = 20,403,699.71/6,660.84
  6. Step 6: Final answer
    x = 3,063.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.